Bicycle rear carrier convenient to disassemble

Abstract

The bicycle rear carrier convenient to disassemble comprises a rear carrier body, the lower sides of the front end and the rear end of the rear carrier body are fixedly connected with installation frames, installation holes are formed in the outer sides of the installation frames on the front side and the rear side, and a rectangular groove is formed in the upper side of the rear carrier body. An expansion unit is arranged on the inner side of the rectangular groove, the expansion unit comprises moving grooves, the moving grooves are formed in the left inner wall and the right inner wall of the rectangular groove, moving blocks are slidably connected to the inner sides of the front end and the rear end of each moving groove, and a two-way screw rod is rotatably connected to the inner side of each moving groove. By arranging the rear clothes rack body, the rectangular groove, the moving groove, the moving block, the two-way screw rod, the expansion plates and sponge plates, the sponge plates on the expansion plates on the front side and the rear side can be controlled to move oppositely by rotating the two-way screw rod, the area of the rear clothes rack body can be increased conveniently, people with the large hip size can sit on the rear clothes rack conveniently, and the hip of people is prevented from feeling uncomfortable.

Description

Technical Field

[0001] The utility model relates to the field of bicycles, in particular to a bicycle rear clothes rack which is easy to disassemble. Background Art

[0002] Bicycle rear rack is one of the important accessories of bicycles, mainly used to fix and carry luggage or other items during riding. There are many different types of bicycle rear racks, including full solid rear racks, steel tail racks, etc., suitable for different riding scenarios.

[0003] The bicycle rear clothes rack is used to support objects. When supporting people, people's buttocks are of different sizes. For people with large buttocks, the contact area between the buttocks and the rear clothes rack is small, which makes people's buttocks feel uncomfortable. In addition, the rear clothes rack has a limited storage volume and is not suitable for wide objects. Utility Model Content

[0004] In order to overcome the disadvantage of the prior art that people with large buttocks feel uncomfortable when riding on the rear clothes rack, one of the purposes of the utility model is to provide a bicycle rear clothes rack that is easy to disassemble.

[0005] One of the purposes of the utility model is achieved by the following technical solution: a bicycle rear clothes rack that is easy to disassemble, comprising a rear clothes rack body: the lower sides of the front and rear ends of the rear clothes rack body are fixedly connected with mounting frames, the outer sides of the mounting frames on the front and rear sides are provided with mounting holes, the upper side of the rear clothes rack body is provided with a rectangular groove, and the inner side of the rectangular groove is provided with an expansion unit;

[0006] The expansion unit includes a moving groove, which is opened on the left and right inner walls of the rectangular groove. Moving blocks are slidably connected to the inner sides of the front and rear ends of the moving groove. A bidirectional screw is rotatably connected to the inner side of the moving groove. An expansion plate is fixedly connected between the moving blocks on the left and right sides. Sponge plates are fixedly connected to the upper sides of the expansion plates on the front and rear sides. Opposite threads are provided at both ends of the bidirectional screw, and the two ends of the bidirectional screw are respectively threadedly connected to the moving blocks on the front and rear sides.

[0007] According to the easily disassembled bicycle rear clothes rack, the front end of the bidirectional screw is fixedly connected with a rotating disk, so as to facilitate the control of the rotation of the bidirectional screw.

[0008] According to the easily disassembled bicycle rear clothes rack, the mounting frame is arranged in a triangular structure.

[0009] According to the easily disassembled bicycle rear clothes rack, the sponge plate is slidably connected to the rectangular groove.

[0010] According to the easily disassembled bicycle rear clothes rack, a slide groove is provided inside the rectangular groove, a fixing block is fixedly connected to the lower side of the expansion plate, and a pulley is provided outside the fixing block, so as to increase the stability of the movement of the expansion plate.

[0011] According to the easily disassembled bicycle rear clothes rack, the pulley is slidably connected to the slide groove.

[0012] Beneficial effects:

[0013] By providing the rear clothes hanger body, the rectangular groove, the movable groove, the movable block, the bidirectional screw, the expansion plate and the sponge plate, it is convenient to control the sponge plates on the front and rear expansion plates to move toward each other by rotating the bidirectional screw, thereby increasing the area of ​​the rear clothes hanger body, making it convenient for people with large buttocks to sit on it and avoiding discomfort to the buttocks.

[0014] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1 This is an overall three-dimensional structural diagram of a bicycle rear clothes rack that is easy to disassemble according to the utility model;

[0017] Figure 2 This is a front perspective structural diagram of a bicycle rear clothes rack that is easy to disassemble according to the utility model;

[0018] Figure 3 for Figure 2 The enlarged view of point A in the middle;

[0019] Figure 4 The utility model is a top view of a three-dimensional structure of a bicycle rear clothes rack which is easy to disassemble.

[0020] Legend:

[0021] 1. Rear hanger body; 2. Mounting frame; 3. Rectangular slot; 4. Slide slot; 5. Extension unit; 501. Moving slot; 502. Bidirectional screw; 503. Moving block; 504. Extension plate; 505. Sponge plate; 506. Fixed block; 507. Pulley; 508. Turntable; 6. Mounting hole. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figure 1-4 A bicycle rear clothes rack that is easy to disassemble comprises a rear clothes rack body 1: mounting frames 2 are fixedly connected to the lower sides of the front and rear ends of the rear clothes rack body 1, mounting holes 6 are provided on the outer sides of the mounting frames 2 on both sides of the front and rear, a rectangular groove 3 is provided on the upper side of the rear clothes rack body 1, an expansion unit 5 is provided on the inner side of the rectangular groove 3, the mounting frame 2 is a triangular structure, and the rear clothes rack body 1 can be disassembled conveniently by loosening the bolts through the mounting holes 6.

[0024] The expansion unit 5 includes a moving groove 501, which is provided on the left and right inner walls of the rectangular groove 3. The inner sides of the front and rear ends of the moving groove 501 are slidably connected with moving blocks 503. The inner side of the moving groove 501 is rotatably connected with a bidirectional screw 502. An expansion plate 504 is fixedly connected between the moving blocks 503 on the left and right sides. The upper sides of the front and rear expansion plates 504 are fixedly connected with sponge plates 505. The two ends of the bidirectional screw 502 are provided with opposite threads, and the two ends of the bidirectional screw 502 are respectively threadedly connected with the moving blocks 503 on the front and rear sides. The bidirectional screw 50 The front end of 2 is fixedly connected with a turntable 508, and the sponge plate 505 is slidably connected with the rectangular groove 3. When people with large buttocks use it, they rotate the turntable 508, and the turntable 508 drives the bidirectional screw 502, and the bidirectional screw 502 drives the moving blocks 503 on the front and rear sides to move to both sides, and the moving blocks 503 drive the expansion plates 504 to move, so that the expansion plates 504 on the front and rear sides move to both sides, increase the width of the rear hanger body 1, increase the contact area between people's buttocks and the rear hanger, avoid people feeling uncomfortable, and protect people's buttocks through the sponge plate 505.

[0025] A slide groove 4 is opened on the inner side of the rectangular groove 3, and a fixed block 506 is fixedly connected to the lower side of the expansion plate 504. A pulley 507 is arranged on the outer side of the fixed block 506. The pulley 507 is slidably connected to the slide groove 4. When the expansion plate 504 moves, the pulley 507 is driven to slide in the slide groove 4, so as to support the expansion plate 504.

[0026] Working principle: When in use, rotate the turntable 508, the turntable 508 drives the bidirectional screw 502 to rotate, and the bidirectional screw 502 drives the front and rear expansion plates 504 to move to both sides, so as to increase the width of the rear hanger, increase the contact area between people's buttocks and the rear hanger, avoid people's buttocks feeling discomfort, and make it convenient for people to place objects with larger width.

[0027] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A bicycle rear clothes rack that is easy to disassemble, characterized in that: The rear hanger body (1) comprises a mounting frame (2) fixedly connected to the lower sides of the front and rear ends of the rear hanger body (1), mounting holes (6) are provided on the outer sides of the mounting frames (2) on the front and rear sides, a rectangular groove (3) is provided on the upper side of the rear hanger body (1), and an expansion unit (5) is provided on the inner side of the rectangular groove (3); The expansion unit (5) comprises a moving groove (501), wherein the moving groove (501) is provided on the left and right inner walls of the rectangular groove (3), the inner sides of the front and rear ends of the moving groove (501) are slidably connected with moving blocks (503), the inner side of the moving groove (501) is rotatably connected with a bidirectional screw rod (502), an expansion plate (504) is fixedly connected between the moving blocks (503) on the left and right sides, and the upper sides of the expansion plates (504) on the front and rear sides are fixedly connected with sponge plates (505), the two ends of the bidirectional screw rod (502) are provided with opposite threads, and the two ends of the bidirectional screw rod (502) are respectively threadedly connected with the moving blocks (503) on the front and rear sides.

2. The easily disassembled bicycle rear clothes rack according to claim 1, characterized in that: The front end of the bidirectional screw (502) is fixedly connected to a rotating disk (508).

3. The easily disassembled bicycle rear clothes rack according to claim 1, characterized in that: The mounting frame (2) is arranged in a triangular structure.

4. The easily disassembled bicycle rear clothes rack according to claim 1, characterized in that: The sponge plate (505) is slidably connected to the rectangular groove (3).

5. The easily disassembled bicycle rear clothes rack according to claim 1, characterized in that: A sliding groove (4) is provided on the inner side of the rectangular groove (3); a fixing block (506) is fixedly connected to the lower side of the expansion plate (504); and a pulley (507) is provided on the outer side of the fixing block (506).

6. The easily disassembled bicycle rear clothes rack according to claim 5, characterized in that: The pulley (507) is slidably connected to the slide groove (4).

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